Laser arbor



FIG. 1 is a left side elevational view of a laser arbor, the top and bottom plan view being a mirror image of each other;

FIG. 2 is a front plan view;

FIG. 3 is a back plan view; and,

FIG. 4 is a right side elevational view. 

The ornamental design for a laser arbor, as shown and described. 